Auto merge of #123497 - GuillaumeGomez:rollup-usqb4q9, r=GuillaumeGomez

Rollup of 8 pull requests

Successful merges:

 - #122334 (Vendor rustc_codegen_gcc)
 - #122894 (Move check for error in impl header outside of reporting)
 - #123149 (Port argument-non-c-like-enum to Rust)
 - #123311 (Match ergonomics: implement "`&`pat everywhere")
 - #123350 (Actually use the inferred `ClosureKind` from signature inference in coroutine-closures)
 - #123474 (Port `run-make/issue-7349` to a codegen test)
 - #123489 (handle rustc args properly in bootstrap)
 - #123496 (ping on wf changes, remove fixme)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

tests/pass/async-closure-captures.rs

@@ -88,4 +88,38 @@ async fn async_main() {
         };
         call_once(c).await;
     }
+
+    fn force_fnonce<T>(f: impl async FnOnce() -> T) -> impl async FnOnce() -> T {
+        f
+    }
+
+    // Capture something with `move`, but infer to `AsyncFnOnce`
+    {
+        let x = Hello(6);
+        let c = force_fnonce(async move || {
+            println!("{x:?}");
+        });
+        call_once(c).await;
+
+        let x = &Hello(7);
+        let c = force_fnonce(async move || {
+            println!("{x:?}");
+        });
+        call_once(c).await;
+    }
+
+    // Capture something by-ref, but infer to `AsyncFnOnce`
+    {
+        let x = Hello(8);
+        let c = force_fnonce(async || {
+            println!("{x:?}");
+        });
+        call_once(c).await;
+
+        let x = &Hello(9);
+        let c = force_fnonce(async || {
+            println!("{x:?}");
+        });
+        call_once(c).await;
+    }
 }

tests/pass/async-closure-captures.stdout

@@ -8,3 +8,7 @@ Hello(3)
 Hello(4)
 Hello(4)
 Hello(5)
+Hello(6)
+Hello(7)
+Hello(8)
+Hello(9)